ULAANBAATAR, Mongolia--(BUSINESS WIRE)--Oct 26, 2025-- Rio Tinto and China’s State Power Investment Corporation (SPIC) Qiyuan have launched a trial of battery swap electric haul truck technology at the Oyu Tolgoi copper mine in Mongolia. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20251026376828/en/ The trial is Rio Tinto’s first use of battery swap electric haul trucks in surface mining operations.